Why does the Best Practices Working Group for Mobile Web Applications recommend underlining hyperlinks?

In XHTML Mobile Profile, the , , and elements support the type attribute.

In which Interaction method does the browser focus jump from link to link?

What is the default formatting of the em element in XHTML Mobile Profile?

Which is correct regarding CSS in mobile widgets?

What is the Maximum Page Weight recommended by the Best Practices Working Group for Mobile Web Application?

The term Card in mobile applications refers to ________________.

What is the minimum usable screen width that is recommended by Best Practices Working Group for Mobile Web Application?

Which properties allow(s) percentages in the value field(s)?

What is the function of the left softkey in mobile user-interface?

What is the initial value of the border-width property?